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  29. <header class="md-header" data-md-component="header">
  30. <nav class="md-header__inner md-grid" aria-label="Header">
  31. <a href=".." title="External Secrets Operator" class="md-header__button md-logo" aria-label="External Secrets Operator" data-md-component="logo">
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  37. <div class="md-header__title" data-md-component="header-title">
  38. <div class="md-header__ellipsis">
  39. <div class="md-header__topic">
  40. <span class="md-ellipsis">
  41. External Secrets Operator
  42. </span>
  43. </div>
  44. <div class="md-header__topic" data-md-component="header-topic">
  45. <span class="md-ellipsis">
  46. ExternalSecret
  47. </span>
  48. </div>
  49. </div>
  50. </div>
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  69. <div class="md-search-result" data-md-component="search-result">
  70. <div class="md-search-result__meta">
  71. Initializing search
  72. </div>
  73. <ol class="md-search-result__list"></ol>
  74. </div>
  75. </div>
  76. </div>
  77. </div>
  78. </div>
  79. <div class="md-header__source">
  80. <a href="https://github.com/external-secrets/external-secrets/" title="Go to repository" class="md-source" data-md-component="source">
  81. <div class="md-source__icon md-icon">
  82. <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M439.55 236.05 244 40.45a28.87 28.87 0 0 0-40.81 0l-40.66 40.63 51.52 51.52c27.06-9.14 52.68 16.77 43.39 43.68l49.66 49.66c34.23-11.8 61.18 31 35.47 56.69-26.49 26.49-70.21-2.87-56-37.34L240.22 199v121.85c25.3 12.54 22.26 41.85 9.08 55a34.34 34.34 0 0 1-48.55 0c-17.57-17.6-11.07-46.91 11.25-56v-123c-20.8-8.51-24.6-30.74-18.64-45L142.57 101 8.45 235.14a28.86 28.86 0 0 0 0 40.81l195.61 195.6a28.86 28.86 0 0 0 40.8 0l194.69-194.69a28.86 28.86 0 0 0 0-40.81z"/></svg>
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  85. External Secrets Operator
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  101. </a>
  102. External Secrets Operator
  103. </label>
  104. <div class="md-nav__source">
  105. <a href="https://github.com/external-secrets/external-secrets/" title="Go to repository" class="md-source" data-md-component="source">
  106. <div class="md-source__icon md-icon">
  107. <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M439.55 236.05 244 40.45a28.87 28.87 0 0 0-40.81 0l-40.66 40.63 51.52 51.52c27.06-9.14 52.68 16.77 43.39 43.68l49.66 49.66c34.23-11.8 61.18 31 35.47 56.69-26.49 26.49-70.21-2.87-56-37.34L240.22 199v121.85c25.3 12.54 22.26 41.85 9.08 55a34.34 34.34 0 0 1-48.55 0c-17.57-17.6-11.07-46.91 11.25-56v-123c-20.8-8.51-24.6-30.74-18.64-45L142.57 101 8.45 235.14a28.86 28.86 0 0 0 0 40.81l195.61 195.6a28.86 28.86 0 0 0 40.8 0l194.69-194.69a28.86 28.86 0 0 0 0-40.81z"/></svg>
  108. </div>
  109. <div class="md-source__repository">
  110. External Secrets Operator
  111. </div>
  112. </a>
  113. </div>
  114. <ul class="md-nav__list" data-md-scrollfix>
  115. <li class="md-nav__item">
  116. <a href=".." class="md-nav__link">
  117. Introduction
  118. </a>
  119. </li>
  120. <li class="md-nav__item">
  121. <a href="../api-overview/" class="md-nav__link">
  122. Overview
  123. </a>
  124. </li>
  125. <li class="md-nav__item md-nav__item--active md-nav__item--nested">
  126. <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_3" type="checkbox" id="__nav_3" checked>
  127. <label class="md-nav__link" for="__nav_3">
  128. API Types
  129. <span class="md-nav__icon md-icon"></span>
  130. </label>
  131. <nav class="md-nav" aria-label="API Types" data-md-level="1">
  132. <label class="md-nav__title" for="__nav_3">
  133. <span class="md-nav__icon md-icon"></span>
  134. API Types
  135. </label>
  136. <ul class="md-nav__list" data-md-scrollfix>
  137. <li class="md-nav__item md-nav__item--active">
  138. <input class="md-nav__toggle md-toggle" data-md-toggle="toc" type="checkbox" id="__toc">
  139. <label class="md-nav__link md-nav__link--active" for="__toc">
  140. ExternalSecret
  141. <span class="md-nav__icon md-icon"></span>
  142. </label>
  143. <a href="./" class="md-nav__link md-nav__link--active">
  144. ExternalSecret
  145. </a>
  146. <nav class="md-nav md-nav--secondary" aria-label="Table of contents">
  147. <label class="md-nav__title" for="__toc">
  148. <span class="md-nav__icon md-icon"></span>
  149. Table of contents
  150. </label>
  151. <ul class="md-nav__list" data-md-component="toc" data-md-scrollfix>
  152. <li class="md-nav__item">
  153. <a href="#template" class="md-nav__link">
  154. Template
  155. </a>
  156. </li>
  157. <li class="md-nav__item">
  158. <a href="#update-behavior" class="md-nav__link">
  159. Update Behavior
  160. </a>
  161. </li>
  162. <li class="md-nav__item">
  163. <a href="#example" class="md-nav__link">
  164. Example
  165. </a>
  166. </li>
  167. </ul>
  168. </nav>
  169. </li>
  170. <li class="md-nav__item">
  171. <a href="../api-secretstore/" class="md-nav__link">
  172. SecretStore
  173. </a>
  174. </li>
  175. <li class="md-nav__item">
  176. <a href="../api-clustersecretstore/" class="md-nav__link">
  177. ClusterSecretStore
  178. </a>
  179. </li>
  180. </ul>
  181. </nav>
  182. </li>
  183. <li class="md-nav__item md-nav__item--nested">
  184. <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_4" type="checkbox" id="__nav_4" >
  185. <label class="md-nav__link" for="__nav_4">
  186. Guides
  187. <span class="md-nav__icon md-icon"></span>
  188. </label>
  189. <nav class="md-nav" aria-label="Guides" data-md-level="1">
  190. <label class="md-nav__title" for="__nav_4">
  191. <span class="md-nav__icon md-icon"></span>
  192. Guides
  193. </label>
  194. <ul class="md-nav__list" data-md-scrollfix>
  195. <li class="md-nav__item">
  196. <a href="../guides-introduction/" class="md-nav__link">
  197. Introduction
  198. </a>
  199. </li>
  200. <li class="md-nav__item">
  201. <a href="../guides-getting-started/" class="md-nav__link">
  202. Getting started
  203. </a>
  204. </li>
  205. <li class="md-nav__item">
  206. <a href="../guides-templating/" class="md-nav__link">
  207. Advanced Templating
  208. </a>
  209. </li>
  210. <li class="md-nav__item">
  211. <a href="../guides-multi-tenancy/" class="md-nav__link">
  212. Multi Tenancy
  213. </a>
  214. </li>
  215. <li class="md-nav__item">
  216. <a href="../guides-metrics/" class="md-nav__link">
  217. Metrics
  218. </a>
  219. </li>
  220. </ul>
  221. </nav>
  222. </li>
  223. <li class="md-nav__item md-nav__item--nested">
  224. <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_5" type="checkbox" id="__nav_5" >
  225. <label class="md-nav__link" for="__nav_5">
  226. Provider
  227. <span class="md-nav__icon md-icon"></span>
  228. </label>
  229. <nav class="md-nav" aria-label="Provider" data-md-level="1">
  230. <label class="md-nav__title" for="__nav_5">
  231. <span class="md-nav__icon md-icon"></span>
  232. Provider
  233. </label>
  234. <ul class="md-nav__list" data-md-scrollfix>
  235. <li class="md-nav__item md-nav__item--nested">
  236. <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_5_1" type="checkbox" id="__nav_5_1" >
  237. <label class="md-nav__link" for="__nav_5_1">
  238. AWS
  239. <span class="md-nav__icon md-icon"></span>
  240. </label>
  241. <nav class="md-nav" aria-label="AWS" data-md-level="2">
  242. <label class="md-nav__title" for="__nav_5_1">
  243. <span class="md-nav__icon md-icon"></span>
  244. AWS
  245. </label>
  246. <ul class="md-nav__list" data-md-scrollfix>
  247. <li class="md-nav__item">
  248. <a href="../provider-aws-secrets-manager/" class="md-nav__link">
  249. Secrets Manager
  250. </a>
  251. </li>
  252. <li class="md-nav__item">
  253. <a href="../provider-aws-parameter-store/" class="md-nav__link">
  254. Parameter Store
  255. </a>
  256. </li>
  257. </ul>
  258. </nav>
  259. </li>
  260. <li class="md-nav__item md-nav__item--nested">
  261. <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_5_2" type="checkbox" id="__nav_5_2" >
  262. <label class="md-nav__link" for="__nav_5_2">
  263. Azure
  264. <span class="md-nav__icon md-icon"></span>
  265. </label>
  266. <nav class="md-nav" aria-label="Azure" data-md-level="2">
  267. <label class="md-nav__title" for="__nav_5_2">
  268. <span class="md-nav__icon md-icon"></span>
  269. Azure
  270. </label>
  271. <ul class="md-nav__list" data-md-scrollfix>
  272. <li class="md-nav__item">
  273. <a href="../provider-azure-key-vault/" class="md-nav__link">
  274. Key Vault
  275. </a>
  276. </li>
  277. </ul>
  278. </nav>
  279. </li>
  280. <li class="md-nav__item md-nav__item--nested">
  281. <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_5_3" type="checkbox" id="__nav_5_3" >
  282. <label class="md-nav__link" for="__nav_5_3">
  283. Google
  284. <span class="md-nav__icon md-icon"></span>
  285. </label>
  286. <nav class="md-nav" aria-label="Google" data-md-level="2">
  287. <label class="md-nav__title" for="__nav_5_3">
  288. <span class="md-nav__icon md-icon"></span>
  289. Google
  290. </label>
  291. <ul class="md-nav__list" data-md-scrollfix>
  292. <li class="md-nav__item">
  293. <a href="../provider-google-secrets-manager/" class="md-nav__link">
  294. Secrets Manager
  295. </a>
  296. </li>
  297. </ul>
  298. </nav>
  299. </li>
  300. <li class="md-nav__item">
  301. <a href="../provider-hashicorp-vault/" class="md-nav__link">
  302. HashiCorp Vault
  303. </a>
  304. </li>
  305. </ul>
  306. </nav>
  307. </li>
  308. <li class="md-nav__item md-nav__item--nested">
  309. <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_6" type="checkbox" id="__nav_6" >
  310. <label class="md-nav__link" for="__nav_6">
  311. References
  312. <span class="md-nav__icon md-icon"></span>
  313. </label>
  314. <nav class="md-nav" aria-label="References" data-md-level="1">
  315. <label class="md-nav__title" for="__nav_6">
  316. <span class="md-nav__icon md-icon"></span>
  317. References
  318. </label>
  319. <ul class="md-nav__list" data-md-scrollfix>
  320. <li class="md-nav__item">
  321. <a href="../spec/" class="md-nav__link">
  322. API specification
  323. </a>
  324. </li>
  325. </ul>
  326. </nav>
  327. </li>
  328. <li class="md-nav__item md-nav__item--nested">
  329. <input class="md-nav__toggle md-toggle" data-md-toggle="__nav_7" type="checkbox" id="__nav_7" >
  330. <label class="md-nav__link" for="__nav_7">
  331. Contributing
  332. <span class="md-nav__icon md-icon"></span>
  333. </label>
  334. <nav class="md-nav" aria-label="Contributing" data-md-level="1">
  335. <label class="md-nav__title" for="__nav_7">
  336. <span class="md-nav__icon md-icon"></span>
  337. Contributing
  338. </label>
  339. <ul class="md-nav__list" data-md-scrollfix>
  340. <li class="md-nav__item">
  341. <a href="../contributing-devguide/" class="md-nav__link">
  342. Developer guide
  343. </a>
  344. </li>
  345. <li class="md-nav__item">
  346. <a href="../contributing-process/" class="md-nav__link">
  347. Contributing Process
  348. </a>
  349. </li>
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  372. <li class="md-nav__item">
  373. <a href="#template" class="md-nav__link">
  374. Template
  375. </a>
  376. </li>
  377. <li class="md-nav__item">
  378. <a href="#update-behavior" class="md-nav__link">
  379. Update Behavior
  380. </a>
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  396. </a>
  397. <h1>ExternalSecret</h1>
  398. <p>The <code>ExternalSecret</code> describes what data should be fetched, how the data should
  399. be transformed and saved as a <code>Kind=Secret</code>:</p>
  400. <ul>
  401. <li>tells the operator what secrets should be synced by using <code>spec.data</code> to
  402. explicitly sync individual keys or use <code>spec.dataFrom</code> to get <strong>all values</strong>
  403. from the external API.</li>
  404. <li>you can specify how the secret should look like by specifying a
  405. <code>spec.target.template</code></li>
  406. </ul>
  407. <h2 id="template">Template</h2>
  408. <p>When the controller reconciles the <code>ExternalSecret</code> it will use the <code>spec.template</code> as a blueprint to construct a new <code>Kind=Secret</code>. You can use golang templates to define the blueprint and use template functions to transform secret values. See <a href="../guides-templating/">advanced templating</a> for details.</p>
  409. <h2 id="update-behavior">Update Behavior</h2>
  410. <p>The <code>Kind=Secret</code> is updated when:</p>
  411. <ul>
  412. <li>the <code>spec.refreshInterval</code> has passed and is not <code>0</code></li>
  413. <li>the <code>ExternalSecret</code>'s <code>labels</code> or <code>annotations</code> are changed</li>
  414. <li>the <code>ExternalSecret</code>'s <code>spec</code> has been changed</li>
  415. </ul>
  416. <p>You can trigger a secret refresh by using kubectl or any other kubernetes api client:</p>
  417. <div class="highlight"><pre><span></span><code>kubectl annotate es my-es force-sync=$(date +%s) --overwrite
  418. </code></pre></div>
  419. <h2 id="example">Example</h2>
  420. <p>Take a look at an annotated example to understand the design behind the
  421. <code>ExternalSecret</code>.</p>
  422. <div class="highlight"><pre><span></span><code><span class="nt">apiVersion</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">external-secrets.io/v1alpha1</span>
  423. <span class="nt">kind</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">ExternalSecret</span>
  424. <span class="nt">metadata</span><span class="p">:</span>
  425. <span class="nt">name</span><span class="p">:</span> <span class="s">&quot;hello-world&quot;</span>
  426. <span class="c1"># labels and annotations are copied over to the</span>
  427. <span class="c1"># secret that will be created</span>
  428. <span class="nt">labels</span><span class="p">:</span>
  429. <span class="nt">acme.org/owned-by</span><span class="p">:</span> <span class="s">&quot;q-team&quot;</span>
  430. <span class="nt">annotations</span><span class="p">:</span>
  431. <span class="nt">acme.org/sha</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">1234</span>
  432. <span class="nt">spec</span><span class="p">:</span>
  433. <span class="c1"># SecretStoreRef defines which SecretStore to use when fetching the secret data</span>
  434. <span class="nt">secretStoreRef</span><span class="p">:</span>
  435. <span class="nt">name</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">secret-store-name</span>
  436. <span class="nt">kind</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">SecretStore</span> <span class="c1"># or ClusterSecretStore</span>
  437. <span class="c1"># RefreshInterval is the amount of time before the values reading again from the SecretStore provider</span>
  438. <span class="c1"># Valid time units are &quot;ns&quot;, &quot;us&quot; (or &quot;µs&quot;), &quot;ms&quot;, &quot;s&quot;, &quot;m&quot;, &quot;h&quot; (from time.ParseDuration)</span>
  439. <span class="c1"># May be set to zero to fetch and create it once</span>
  440. <span class="nt">refreshInterval</span><span class="p">:</span> <span class="s">&quot;1h&quot;</span>
  441. <span class="c1"># the target describes the secret that shall be created</span>
  442. <span class="c1"># there can only be one target per ExternalSecret</span>
  443. <span class="nt">target</span><span class="p">:</span>
  444. <span class="c1"># The secret name of the resource</span>
  445. <span class="c1"># Defaults to .metadata.name of the ExternalSecret</span>
  446. <span class="c1"># It is immutable</span>
  447. <span class="nt">name</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">my-secret</span>
  448. <span class="c1"># Enum with values: &#39;Owner&#39;, &#39;Merge&#39;, or &#39;None&#39;</span>
  449. <span class="c1"># Default value of &#39;Owner&#39;</span>
  450. <span class="c1"># Owner creates the secret and sets .metadata.ownerReferences of the resource</span>
  451. <span class="c1"># Merge does not create the secret, but merges in the data fields to the secret</span>
  452. <span class="c1"># None does not create a secret (future use with injector)</span>
  453. <span class="nt">creationPolicy</span><span class="p">:</span> <span class="s">&#39;Merge&#39;</span>
  454. <span class="c1"># Specify a blueprint for the resulting Kind=Secret</span>
  455. <span class="nt">template</span><span class="p">:</span>
  456. <span class="nt">type</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">kubernetes.io/dockerconfigjson</span> <span class="c1"># or TLS...</span>
  457. <span class="nt">metadata</span><span class="p">:</span>
  458. <span class="nt">annotations</span><span class="p">:</span> <span class="p p-Indicator">{}</span>
  459. <span class="nt">labels</span><span class="p">:</span> <span class="p p-Indicator">{}</span>
  460. <span class="c1"># Use inline templates to construct your desired config file that contains your secret</span>
  461. <span class="nt">data</span><span class="p">:</span>
  462. <span class="nt">config.yml</span><span class="p">:</span> <span class="p p-Indicator">|</span>
  463. <span class="no">endpoints:</span>
  464. <span class="no">- https://{{ .data.user }}:{{ .data.password }}@api.exmaple.com</span>
  465. <span class="c1"># Uses an existing template from configmap</span>
  466. <span class="c1"># Secret is fetched, merged and templated within the referenced configMap data</span>
  467. <span class="c1"># It does not update the configmap, it creates a secret with: data[&quot;alertmanager.yml&quot;] = ...result...</span>
  468. <span class="nt">templateFrom</span><span class="p">:</span>
  469. <span class="p p-Indicator">-</span> <span class="nt">configMap</span><span class="p">:</span>
  470. <span class="nt">name</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">alertmanager</span>
  471. <span class="nt">items</span><span class="p">:</span>
  472. <span class="p p-Indicator">-</span> <span class="nt">key</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">alertmanager.yaml</span>
  473. <span class="c1"># Data defines the connection between the Kubernetes Secret keys and the Provider data</span>
  474. <span class="nt">data</span><span class="p">:</span>
  475. <span class="p p-Indicator">-</span> <span class="nt">secretKey</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">secret-key-to-be-managed</span>
  476. <span class="nt">remoteRef</span><span class="p">:</span>
  477. <span class="nt">key</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">provider-key</span>
  478. <span class="nt">version</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">provider-key-version</span>
  479. <span class="nt">property</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">provider-key-property</span>
  480. <span class="c1"># Used to fetch all properties from the Provider key</span>
  481. <span class="c1"># If multiple dataFrom are specified, secrets are merged in the specified order</span>
  482. <span class="nt">dataFrom</span><span class="p">:</span>
  483. <span class="p p-Indicator">-</span> <span class="nt">key</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">provider-key</span>
  484. <span class="nt">version</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">provider-key-version</span>
  485. <span class="nt">property</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">provider-key-property</span>
  486. <span class="nt">status</span><span class="p">:</span>
  487. <span class="c1"># refreshTime is the time and date the external secret was fetched and</span>
  488. <span class="c1"># the target secret updated</span>
  489. <span class="nt">refreshTime</span><span class="p">:</span> <span class="s">&quot;2019-08-12T12:33:02Z&quot;</span>
  490. <span class="c1"># Standard condition schema</span>
  491. <span class="nt">conditions</span><span class="p">:</span>
  492. <span class="c1"># ExternalSecret ready condition indicates the secret is ready for use.</span>
  493. <span class="c1"># This is defined as:</span>
  494. <span class="c1"># - The target secret exists</span>
  495. <span class="c1"># - The target secret has been refreshed within the last refreshInterval</span>
  496. <span class="c1"># - The target secret content is up-to-date based on any target templates</span>
  497. <span class="p p-Indicator">-</span> <span class="nt">type</span><span class="p">:</span> <span class="l l-Scalar l-Scalar-Plain">Ready</span>
  498. <span class="nt">status</span><span class="p">:</span> <span class="s">&quot;True&quot;</span> <span class="c1"># False if last refresh was not successful</span>
  499. <span class="nt">reason</span><span class="p">:</span> <span class="s">&quot;SecretSynced&quot;</span>
  500. <span class="nt">message</span><span class="p">:</span> <span class="s">&quot;Secret</span><span class="nv"> </span><span class="s">was</span><span class="nv"> </span><span class="s">synced&quot;</span>
  501. <span class="nt">lastTransitionTime</span><span class="p">:</span> <span class="s">&quot;2019-08-12T12:33:02Z&quot;</span>
  502. </code></pre></div>
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